<PackageReference Include="System.Security.Permissions" Version="10.0.4" />

System.Security.Permissions.KeyContainerPermission

Controls the ability to access key containers. This class cannot be inherited.
namespace System.Security.Permissions { public sealed class KeyContainerPermission : CodeAccessPermission, IUnrestrictedPermission { public KeyContainerPermissionFlags Flags { get; } public KeyContainerPermissionAccessEntryCollection AccessEntries { get; } public KeyContainerPermission(PermissionState state); public KeyContainerPermission(KeyContainerPermissionFlags flags); public KeyContainerPermission(KeyContainerPermissionFlags flags, KeyContainerPermissionAccessEntry[] accessList); public bool IsUnrestricted(); } }